Ill 13 over Ill 15
GoodSt. Clair County, Illinois · SW Belleville · Structure no. 082011500000000
- Built
- 1959
- 66 years old, rebuilt 1991
- Condition
- Good
- inspected October 2024
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 231 ft
- 4 main spans
- Daily traffic
- 7,350
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
Ill 13 over Ill 15 is a steel continuous stringer/multi-beam or girder carrying Ill 13 over Ill 15 in St. Clair County, Illinois. It was built in 1959 and reconstructed in 1991, so it is 66 years old, older than the Illinois average of 45.3 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 7,350 vehicles a day, roughly 4% of them trucks, projected to reach 8,030 by 2046. The structure is 231 ft (70.3 m) long and 56 ft wide. If it were closed, the detour would be 9.9 mi (16 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Ill 13 over Ill 15 built?
It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1991.
What condition is Ill 13 over Ill 15 in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.
How much traffic does Ill 13 over Ill 15 carry?
About 7,350 vehicles per day (2023 count), of which roughly 4% are trucks.
How long is Ill 13 over Ill 15?
The structure is 231 ft (70.3 m) long with a longest span of 70 ft (21.4 m) and a deck 56 ft wide.
Who owns Ill 13 over Ill 15?
It is owned by the State Highway Agency.